Adding Fractions no simplifying

What must you have to add and subtract fractions?

• Common numerators
• Different numerators
• Different denominators
• Common denominators

Tags

CCSS.7.NS.A.1C

Is this a correct answer?

• Yes, the student correctly added.
• No, you cannot add unlike denominators
• No, 5 + 7 is not 12
• No, 2 + 3 is not 5

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What number could be a common denominator for these three fractions?
1/2   and   1/3   and   1/4

• 9
• 8
• 12
• 6

Tags

CCSS.4.NF.A.1

CCSS.4.NF.A.2

Solve this equation using the least common denominator.
¼ + ½

• 3/4
• 2/8
• 6/4
• 6/8

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

How do I add this fractions? 

• 6/6
• 6/12
• 5/6
• 6/36

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

How do I add this fraction?

• 2/7
• 2/12
• 1/7
• 7/12

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

How do I add this fraction? 

• 5/8
• 20/32
• 4/12
• 8/5

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

How do I add this fraction? 

• 11/15
• 3/8
• 3/15
• 11/8

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2